{
  "manageEntity": {
    "action": "Repost",
    "entityId": "51590899",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xebe230f85ad3fd0cff7225bb1020b57ab8557dc7d84f60e8fd5420159d8ee03a",
    "signature": "0xcef32c7ec72c10e1e3fd8af23b56a1a0b14c78f21b6598de95a314f7b3d50b1d5548f926c8797a9a3ede5a3c4ac1fd491ebd9b2a466a82f25bd8073e95bc5a3f1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}